The M7 chip built into the iPhone 5S adds some sophisticated fitness tracking features to Apple's newest flagship phone. Will it hurt the burgeoning wave of fitness gadgets the same way cameraphones have gutted the point-and-shoot camera market?

The first call made from the first mobile phone was made 40 years ago today, and to celebrate we're showing off our own cellular histories. Nextels, PDAs, and BitTorrent pirates on today's episode of The 404.